54291321

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{23291}}^1$

素因数の和:23341

約数の個数: 24

約数和(自身を含む): 92049984

約数和(自身を除く): 37758663

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 23291, 69873, 163037, 209619, 489111, 861767, 1467333, 2585301, 6032369, 7755903, 18097107, 54291321]

約数ペア:

[(1, 54291321), (3, 18097107), (7, 7755903), (9, 6032369), (21, 2585301), (37, 1467333), (63, 861767), (111, 489111), (259, 209619), (333, 163037), (777, 69873), (2331, 23291)]